GB/T 3821-2015
ActiveSmall and medium power internal combustion engines—Cleanliness limits and measurements
中小功率内燃机 清洁度限值和测定方法
Application Summary AI generated
This standard specifies the cleanliness limits and measurement methods for small and medium power internal combustion engines. It is applied in the manufacturing and quality inspection of engines used in vehicles, agricultural machinery, and industrial equipment to control internal contamination from debris and particles. The standard ensures engine reliability and longevity by defining acceptable levels of residual contaminants after assembly or overhaul.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.